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4.6 Schleicher, GammaMed and MammoSite - Varian

4.6 Schleicher, GammaMed and MammoSite - Varian

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Dose distributions<br />

Recommended for 3Dconformal PBI<br />

•CTV =lumpectomy cavity +1.5 cm<br />

5 mm from the skin surface<br />

5 mm from the lung–chest wall interface<br />

• PTV = CTV<br />

+0.5 cm for breathing motion<br />

+0.5 cm for expected variation in patient setup<br />

Offersen, Overgaard, Kromann, Overgaard,<br />

RadiotherOncol 2009; 90:1-13<br />

© ESO

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